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Patent Searching and Data


Title:
STRETCHED MULTILAYER THERMOPLASTIC RESIN FILM
Document Type and Number:
WIPO Patent Application WO/2017/135335
Kind Code:
A1
Abstract:
This invention can provide a stretched multilayer thermoplastic resin film comprising a layer including a thermoplastic resin (B) on at least one surface of a layer including a thermoplastic resin (A), the stretched multilayer thermoplastic resin film being characterized in that: the intrinsic birefringence of each of the thermoplastic resin (A) and the thermoplastic resin (B) is within a range from -0.005 to 0.005; the glass transition temperature of the thermoplastic resin (B) is 110°C or higher; and the saturated water absorption rate of the thermoplastic resin (B) is less than 1.1 wt%.

Inventors:
TAGUWA KEN (JP)
KOIKE NOBUYUKI (JP)
Application Number:
PCT/JP2017/003681
Publication Date:
August 10, 2017
Filing Date:
February 02, 2017
Export Citation:
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Assignee:
MITSUBISHI GAS CHEMICAL CO (JP)
International Classes:
B32B27/00; B29C55/12; B32B27/30; G02B5/30; B29L9/00; B29L11/00
Domestic Patent References:
WO2011162183A12011-12-29
Foreign References:
JP2013114198A2013-06-10
JP2006106185A2006-04-20
JP2000266901A2000-09-29
Other References:
See also references of EP 3412449A4
Attorney, Agent or Firm:
KOBAYASHI Hiroshi et al. (JP)
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